Synchronous Machine
... The quantities above are determined by open circuit test and short circuit test ...
... The quantities above are determined by open circuit test and short circuit test ...
489 Generator Protection System
... Operation of generators at off-nominal frequencies can have extremely detrimental effects on both the generator itself and the associated prime mover, in particular with steam turbine generators operating below normal frequency. The 489 provides overfrequency and underfrequency elements needed to pr ...
... Operation of generators at off-nominal frequencies can have extremely detrimental effects on both the generator itself and the associated prime mover, in particular with steam turbine generators operating below normal frequency. The 489 provides overfrequency and underfrequency elements needed to pr ...
Lecture 4. Ramp and Signal Generation
... (DSP). Digital electronics has opened many new application areas for electronics. This has increased the need for processing analog signals because our world is essentially analog and the signals coming from it are analog. DT021/4 Electronic Systems – Lecture 4: Ramp & Signal Generation ...
... (DSP). Digital electronics has opened many new application areas for electronics. This has increased the need for processing analog signals because our world is essentially analog and the signals coming from it are analog. DT021/4 Electronic Systems – Lecture 4: Ramp & Signal Generation ...
A Time-Based Energy-Efficient Analog-to-Digital Converter
... Abstract—Dual-slope converters use time to perform analog-tobits digital conversion but require 2 +1 clock cycles to achieve of precision. We describe a novel current-mode algorithm that also uses time to perform analog-to-digital conversion but requires 5 clock cycles to achieve bits of precision v ...
... Abstract—Dual-slope converters use time to perform analog-tobits digital conversion but require 2 +1 clock cycles to achieve of precision. We describe a novel current-mode algorithm that also uses time to perform analog-to-digital conversion but requires 5 clock cycles to achieve bits of precision v ...
Evaluation of Organic Coatings with Electrochemical Impedance
... voltage relationship is a nonlinear one. However, if we limit the ac voltage excursions to only a few mV, the curvature of the current-voltage curve will not be too great, and we may approximate the true relationship with a straight-line, linear approximation. In general, EIS measurements are made w ...
... voltage relationship is a nonlinear one. However, if we limit the ac voltage excursions to only a few mV, the curvature of the current-voltage curve will not be too great, and we may approximate the true relationship with a straight-line, linear approximation. In general, EIS measurements are made w ...
Electronics Lab Manual
... elements, measurements, and responses. 2. Become familiar with I-V curves for several (linear and non-linear) elements we will use throughout the semester. 3. Become familiar with power computation and the power limitations of real devices. 4. Be able to replace a circuit element with a “Thevenin eq ...
... elements, measurements, and responses. 2. Become familiar with I-V curves for several (linear and non-linear) elements we will use throughout the semester. 3. Become familiar with power computation and the power limitations of real devices. 4. Be able to replace a circuit element with a “Thevenin eq ...
Operational-amplifier
... In 1949, Edwin A. Goldberg designed a chopper-stabilized op-amp.[5] This set-up uses a normal op-amp with an additional AC amplifier that goes alongside the op-amp. The chopper gets an AC signal from DC by switching between the DC voltage and ground at a fast rate (60 Hz or 400 Hz). This signal is t ...
... In 1949, Edwin A. Goldberg designed a chopper-stabilized op-amp.[5] This set-up uses a normal op-amp with an additional AC amplifier that goes alongside the op-amp. The chopper gets an AC signal from DC by switching between the DC voltage and ground at a fast rate (60 Hz or 400 Hz). This signal is t ...
Tempo and beat analysis of acoustic musical signals
... music signals. His description does not directly address the equivalent processing of signals without drums, but it seems that the required musical knowledge base would be much more difficult to acquire. N. P. Todd’s work ~Todd, 1994! has described algorithms which detect onsets in monophonic music ...
... music signals. His description does not directly address the equivalent processing of signals without drums, but it seems that the required musical knowledge base would be much more difficult to acquire. N. P. Todd’s work ~Todd, 1994! has described algorithms which detect onsets in monophonic music ...
Compact 600 mA, 3 MHz, Step-Down Converter with Output Discharge ADP2109
... The ADP2109 is a high efficiency, low quiescent current stepdown dc-to-dc converter with an internal discharge switch that allows automatic discharge of the output capacitor in an ultrasmall 5-ball WLCSP package. The total solution requires only three tiny external components. It uses a proprietary ...
... The ADP2109 is a high efficiency, low quiescent current stepdown dc-to-dc converter with an internal discharge switch that allows automatic discharge of the output capacitor in an ultrasmall 5-ball WLCSP package. The total solution requires only three tiny external components. It uses a proprietary ...
MAX19538 12-Bit, 95Msps, 3.3V ADC General Description Features
... and beyond, making the MAX19538 ideal for intermediate frequency (IF) sampling applications. Powered from a single 3.3V supply, the MAX19538 consumes only 492mW while delivering a typical 68.4dB signal-to-noise ratio (SNR) performance at a 175MHz input frequency. In addition to low operating power, ...
... and beyond, making the MAX19538 ideal for intermediate frequency (IF) sampling applications. Powered from a single 3.3V supply, the MAX19538 consumes only 492mW while delivering a typical 68.4dB signal-to-noise ratio (SNR) performance at a 175MHz input frequency. In addition to low operating power, ...
liquid crystal display module
... Each panel type has a different gamma response curve. For this reason, all TFTs with control electronics are calibrated to the panel’s specific Gamma Curve. Note that to generate the differential voltage, an equal and opposite AC voltage waveform must be generated, as shown in Figure 7b. The alterna ...
... Each panel type has a different gamma response curve. For this reason, all TFTs with control electronics are calibrated to the panel’s specific Gamma Curve. Note that to generate the differential voltage, an equal and opposite AC voltage waveform must be generated, as shown in Figure 7b. The alterna ...
AD7782 数据手册DataSheet下载
... Table I shows the output rms noise and output peak-to-peak resolution in bits (rounded to the nearest 0.5 LSB) for the two input voltage ranges. The numbers are typical and generated at a differential input voltage of 0 V. The peak-to-peak resolution figures represent the resolution for which there ...
... Table I shows the output rms noise and output peak-to-peak resolution in bits (rounded to the nearest 0.5 LSB) for the two input voltage ranges. The numbers are typical and generated at a differential input voltage of 0 V. The peak-to-peak resolution figures represent the resolution for which there ...
AUTOMATION OF MEASUREMENTS FOR A RADIO FREQUEN- CY TRANSMITTER AND RECEIVER
... that must fit together to ensure effective transfer of data over the air. Also, several standards define how a product must perform, for example in terms of safety and electromagnetic compatibility (EMC). In addition, companies developing radio products often set their own internal performance requi ...
... that must fit together to ensure effective transfer of data over the air. Also, several standards define how a product must perform, for example in terms of safety and electromagnetic compatibility (EMC). In addition, companies developing radio products often set their own internal performance requi ...
High Voltage, Precision Difference Amplifier AD8208
... The value of RF1 and RF2 is 10 kΩ, providing a gain of 2 V/V for Amplifier A2. When connecting Pin A1 and Pin A2 together, the AD8208 provides a total system gain equal to Total Gain of (A1 + A2) (V/V) = 10 (V/V) × 2 (V/V) = 20 V/V at the output of A2 (the OUT pin). The ratios of RA, RB, RC, and RF ...
... The value of RF1 and RF2 is 10 kΩ, providing a gain of 2 V/V for Amplifier A2. When connecting Pin A1 and Pin A2 together, the AD8208 provides a total system gain equal to Total Gain of (A1 + A2) (V/V) = 10 (V/V) × 2 (V/V) = 20 V/V at the output of A2 (the OUT pin). The ratios of RA, RB, RC, and RF ...
Discrete devices: FETs - UBC Engineering Physics Project Lab
... • Output current / voltage limitations Op-amp output terminals can only provide a few mA of current. Motors, lamps and similar high current devices cannot typically be driven by a normal OPamp. High power Op-amps exist that can provide much higher current levels. Output voltage range is also limited ...
... • Output current / voltage limitations Op-amp output terminals can only provide a few mA of current. Motors, lamps and similar high current devices cannot typically be driven by a normal OPamp. High power Op-amps exist that can provide much higher current levels. Output voltage range is also limited ...
PAC3000S12-CE PSU Technical Manual V1.1 90 V AC - 264 V AC
... DCOK is an open collector signal to indicate that the output is within the regulation limits of the power supply. When the output voltage falls below regulation limits, DCOK is asserted to a low state. About the detail of regulation limits is as following: ...
... DCOK is an open collector signal to indicate that the output is within the regulation limits of the power supply. When the output voltage falls below regulation limits, DCOK is asserted to a low state. About the detail of regulation limits is as following: ...
2-GBPS Differential Repeater EVM
... enhancements, improvements, and other changes to its products and services at any time and to discontinue any product or service without notice. Customers should obtain the latest relevant information before placing orders and should verify that such information is current and complete. All products ...
... enhancements, improvements, and other changes to its products and services at any time and to discontinue any product or service without notice. Customers should obtain the latest relevant information before placing orders and should verify that such information is current and complete. All products ...
RT9709 - Richtek
... ILIM and GND pin respectively. A short connection is highly recommended. The following guidelines should be strictly followed when designing a PCB layout for the RT9709. ` The exposed pad, GND, must be soldered to a large ground plane for heat sinking and noise prevention. The through-hole vias loca ...
... ILIM and GND pin respectively. A short connection is highly recommended. The following guidelines should be strictly followed when designing a PCB layout for the RT9709. ` The exposed pad, GND, must be soldered to a large ground plane for heat sinking and noise prevention. The through-hole vias loca ...
DG417/DG418/DG419 Improved, SPST/SPDT Analog Switches _______________General Description ______________________New Features
... Maxim’s redesigned DG417/DG418/DG419 precision, CMOS, monolithic analog switches now feature guaranteed on-resistance matching (3Ω max) between switches and guaranteed on-resistance flatness over the signal range (4Ω max). These switches conduct equally well in either direction and guarantee low cha ...
... Maxim’s redesigned DG417/DG418/DG419 precision, CMOS, monolithic analog switches now feature guaranteed on-resistance matching (3Ω max) between switches and guaranteed on-resistance flatness over the signal range (4Ω max). These switches conduct equally well in either direction and guarantee low cha ...
Design of a Low Cost Laser Vibrometer System Matiss Malahs
... It must be noted that the velocity of the source and observer are relative to the medium where the waves propagate. Therefore for waves like sound waves, which necessitate a medium for propagation, the velocity and direction of the medium must be taken into account. This is not the case with light a ...
... It must be noted that the velocity of the source and observer are relative to the medium where the waves propagate. Therefore for waves like sound waves, which necessitate a medium for propagation, the velocity and direction of the medium must be taken into account. This is not the case with light a ...
Unit 1 QN Questions Marks Unit No. BLOOMS Level (1
... FFH over the pressure range. A program uses instruction DV=UDF(1) to input data from the ADC as base 10 number DV that varies from 0 to 255 over the pressure range. Develop a linearization equation to give a quantity p, in the program that is equal to the actual pressure. 22. A sensor provides tempe ...
... FFH over the pressure range. A program uses instruction DV=UDF(1) to input data from the ADC as base 10 number DV that varies from 0 to 255 over the pressure range. Develop a linearization equation to give a quantity p, in the program that is equal to the actual pressure. 22. A sensor provides tempe ...
L-27 Concept of slip
... ɸ2 = angle between rotor emf and rotor current, k = a constant. Now, let E2 = rotor emf at standstill we know, rotor emf is directly proportional to flux per stator pole, i.e. E2 ∝ ɸ. therefore, T ∝ E2 I2 cosɸ2 ...
... ɸ2 = angle between rotor emf and rotor current, k = a constant. Now, let E2 = rotor emf at standstill we know, rotor emf is directly proportional to flux per stator pole, i.e. E2 ∝ ɸ. therefore, T ∝ E2 I2 cosɸ2 ...
Oscilloscope history
This article discusses the history and development of oscilloscope technology.